Home / 46,899.15-64,720.80-25,678.37

Finding the Fourth Proportional to 46,899.15, 64,720.80 and 25,678.37

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Solution

The fourth proportional to 46,899.15, 64,720.80 and 25,678.37 is: 35,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,899.15 : 64,720.80 = 25,678.37 : x
  2. Step 2: Convert to fraction form
    46,899.15/64,720.80 = 25,678.37/x
  3. Step 3: Cross multiply
    46,899.15x = 64,720.80 × 25,678.37
  4. Step 4: Simplify right side
    46,899.15x = 1,661,924,325.49
  5. Step 5: Solve for x
    x = 1,661,924,325.49/46,899.15
  6. Step 6: Final answer
    x = 35,436.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.